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v2.4.1.9

Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net income | $ 177,949 us-gaap_NetIncomeLoss | $ 112,143 us-gaap_NetIncomeLoss | $ 116,911 us-gaap_NetIncomeLoss
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization | 28,054 us-gaap_DepreciationAmortizationAndAccretionNet | 30,587 us-gaap_DepreciationAmortizationAndAccretionNet | 36,974 us-gaap_DepreciationAmortizationAndAccretionNet
Net realized investment (gains) losses | (81,184)us-gaap_RealizedInvestmentGainsLosses | 11,422 us-gaap_RealizedInvestmentGainsLosses | (66,380)us-gaap_RealizedInvestmentGainsLosses
Bond amortization, net | 18,918 us-gaap_AmortizationOfDebtDiscountPremium | 12,529 us-gaap_AmortizationOfDebtDiscountPremium | 6,757 us-gaap_AmortizationOfDebtDiscountPremium
Excess tax benefit from exercise of stock options | (148)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities | (202)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities | (86)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
Increase in premiums receivable | (23,934)us-gaap_IncreaseDecreaseInPremiumsReceivable | (20,688)us-gaap_IncreaseDecreaseInPremiumsReceivable | (56,588)us-gaap_IncreaseDecreaseInPremiumsReceivable
Changes in current and deferred income taxes | 8,343 us-gaap_IncreaseDecreaseInDeferredIncomeTaxes | 3,451 us-gaap_IncreaseDecreaseInDeferredIncomeTaxes | (83)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
Increase in deferred policy acquisition costs | (2,736)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts | (8,556)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts | (14,480)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
Increase in unpaid losses and loss adjustment expenses | 52,813 us-gaap_IncreaseDecreaseInLossAndLossAdjustmentExpenseReserve | 2,861 us-gaap_IncreaseDecreaseInLossAndLossAdjustmentExpenseReserve | 50,844 us-gaap_IncreaseDecreaseInLossAndLossAdjustmentExpenseReserve
Increase in unearned premiums | 46,271 us-gaap_IncreaseDecreaseInUnearnedPremiums | 33,098 us-gaap_IncreaseDecreaseInUnearnedPremiums | 77,002 us-gaap_IncreaseDecreaseInUnearnedPremiums
Increase in accounts payable and accrued expenses | 31,019 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | 30,367 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | 1,197 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
Share-based compensation | (4,112)us-gaap_ShareBasedCompensation | (974)us-gaap_ShareBasedCompensation | (370)us-gaap_ShareBasedCompensation
(Decrease) increase in other payables | (10,988)us-gaap_IncreaseDecreaseInOtherAccountsPayable | 12,135 us-gaap_IncreaseDecreaseInOtherAccountsPayable | 2,545 us-gaap_IncreaseDecreaseInOtherAccountsPayable
Other, net | (1,954)us-gaap_IncreaseDecreaseInOtherOperatingLiabilities | (10,317)us-gaap_IncreaseDecreaseInOtherOperatingLiabilities | (6,181)us-gaap_IncreaseDecreaseInOtherOperatingLiabilities
Net cash provided by operating activities | 246,535 us-gaap_NetCashProvidedByUsedInOperatingActivities | 209,804 us-gaap_NetCashProvidedByUsedInOperatingActivities | 148,062 us-gaap_NetCashProvidedByUsedInOperatingActivities
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Fixed maturity securities available-for-sale in nature: Purchases | (542,494)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt | (831,796)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt | (590,562)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
Fixed maturity securities available-for-sale in nature: Sales | 209,680 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt | 228,116 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt | 139,860 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
Fixed maturity securities available-for-sale in nature: Calls or maturities | 330,637 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities | 343,628 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities | 528,886 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities
Equity securities available for sale in nature: |  |  |
Purchases | (868,383)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity | (596,883)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity | (358,216)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
Sales | 745,058 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity | 872,997 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity | 277,272 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity
Calls | 1,044 mcy_ProceedsFromCallsOfAvailableForSaleSecurities | 0 mcy_ProceedsFromCallsOfAvailableForSaleSecurities | 923 mcy_ProceedsFromCallsOfAvailableForSaleSecurities
Changes in securities payable and receivable | 9,294 us-gaap_IncreaseDecreaseInBrokerDealerRelatedReceivablesPayablesNet | 1,702 us-gaap_IncreaseDecreaseInBrokerDealerRelatedReceivablesPayablesNet | 1,919 us-gaap_IncreaseDecreaseInBrokerDealerRelatedReceivablesPayablesNet
Net increase in short-term investments | (56,530)us-gaap_PaymentsToAcquireShortTermInvestments | (20,005)us-gaap_PaymentsToAcquireShortTermInvestments | (58,949)us-gaap_PaymentsToAcquireShortTermInvestments
Purchase of fixed assets | (26,037)us-gaap_PaymentsToAcquireProductiveAssets | (18,671)us-gaap_PaymentsToAcquireProductiveAssets | (15,177)us-gaap_PaymentsToAcquireProductiveAssets
Sale of fixed assets | 224 us-gaap_ProceedsFromSaleOfProductiveAssets | 820 us-gaap_ProceedsFromSaleOfProductiveAssets | 2,044 us-gaap_ProceedsFromSaleOfProductiveAssets
Other, net | 3,472 us-gaap_PaymentsForProceedsFromOtherInvestingActivities | 1,741 us-gaap_PaymentsForProceedsFromOtherInvestingActivities | 2,255 us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Net cash used in investing activities | (194,035)us-gaap_NetCashProvidedByUsedInInvestingActivities | (18,351)us-gaap_NetCashProvidedByUsedInInvestingActivities | (69,745)us-gaap_NetCashProvidedByUsedInInvestingActivities
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Dividends paid to shareholders | (135,496)us-gaap_PaymentsOfDividendsCommonStock | (134,776)us-gaap_PaymentsOfDividendsCommonStock | (134,105)us-gaap_PaymentsOfDividendsCommonStock
Excess tax benefit from exercise of stock options | 148 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | 202 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | 86 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
Proceeds from stock options exercised | 6,247 us-gaap_ProceedsFromStockOptionsExercised | 1,446 us-gaap_ProceedsFromStockOptionsExercised | 2,492 us-gaap_ProceedsFromStockOptionsExercised
Proceeds from bank loan | 100,000 us-gaap_ProceedsFromBankDebt | 50,000 us-gaap_ProceedsFromBankDebt | 0 us-gaap_ProceedsFromBankDebt
Net cash used in financing activities | (29,101)us-gaap_NetCashProvidedByUsedInFinancingActivities | (83,128)us-gaap_NetCashProvidedByUsedInFinancingActivities | (131,527)us-gaap_NetCashProvidedByUsedInFinancingActivities
Net increase (decrease) in cash | 23,399 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 108,325 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (53,210)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash: |  |  |
Beginning of year | 266,508 us-gaap_Cash | 158,183 us-gaap_Cash | 211,393 us-gaap_Cash
End of year | 289,907 us-gaap_Cash | 266,508 us-gaap_Cash | 158,183 us-gaap_Cash
SUPPLEMENTAL CASH FLOW DISCLOSURE |  |  |
Interest paid | 2,543 us-gaap_InterestPaid | 998 us-gaap_InterestPaid | 1,690 us-gaap_InterestPaid
Income taxes paid | $ 61,139 us-gaap_IncomeTaxesPaid | $ 16,503 us-gaap_IncomeTaxesPaid | $ 18,481 us-gaap_IncomeTaxesPaid

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- Definition The cash outflow to acquire equity securities classified as available-for-sale securities, because they are not classified as trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 + Details
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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow from bank borrowing during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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